National Museum of Nuclear Science & History
Seymour Ratner was a staff worker at Los Alamos during the Manhattan Project.
W. R. Chambers worked for the Tennessee Eastman Corporation at the Y-12 Plant.
Harriet Peterson was a nurse at Los Alamos during the Manhattan Project.
Hamilton worked at the 300 Area at Hanford during the Manhattan Project.
Paul Sperling was a staff worker at Los Alamos during the Manhattan Project.